Joshua Johnson
Bentley Park,Australia
Summary
To contribute my skills, experience and knowledge gained from over 15 years in metallurgy, ore preparation and mill production operations, while seeking growth opportunities and aiming for career advancement and to allow me to make a significant contribution to the success of my employer.
Overview
2026
2026
years of professional experience
1
1
Certification
Work History
Concrete Pump Linesman/Operator
Cairnscrete Concrete Pumping
09.2024 - 12.2025
- Fully trained in safe operation of boom pumps and line pumps.
- Fully trained hose hand.
- Preparing and servicing of equipment.
- Assist other contractors.
- General maintenance repairs on pump, hopper and swing tub at the end of each day.
- Generated verification of competency (VOC) procedure and VOCs for Concrete Placing Boom and Line Pumps.
Metallurgy Department Processing Operator
Woodlawn Mine
02.2025 - Current
- Commissioning of the processing concentrator and paste plant.
- Implement, review and test run Group Isolation for the processing concentrator and paste plant.
- Review and update Safe Work Instruction (SWI).
- Rebuild TH filter plates.
- Tails Storage Dam Facility Management, extend tails lines, install saddles, valves, spigots, new poly lines for water management.
Metallurgy Department Trainer and Isolation Officer
McArthur River Mine
04.2010 - 09.2024
- Onboarding of new hires.
- Provide group and one-on-one training to crews in all aspects of mill operations.
- Review, isolate and implement new group isolations throughout metallurgy area.
- Investigate safety incidents and implement actions.
- Review and update Safe Work Instructions (SWIs) and prepare new SWIs.
- Complete and sign off on machinery Verification of Competencies (VOCs) with mining personnel.
Labourer
CEC Group
01.2008 - 01.2010
- Steel fixing, form working and finishing concrete.
- Working effectively to meet production goals.
- Keeping work site clean and safe.
- Remote work in Indigenous communities.
- Driving MR truck for collection, removal of rubbish and deliveries.
- Working directly with tradesman, delivering gear when need and making jobs accessible when needed.
- Preparing footings and standing of concrete panels (walls for houses).
Concrete Pump Linesman/Operator
Various
01.2004 - 01.2007
- Fully trained in safe operation of boom pumps and line pumps.
- Fully trained hose hand.
- Use two-way radios to communicate with operator while working on static line (high rises).
- Preparing and servicing of equipment.
- Assist other contractors.
- General maintenance repairs on pump, hopper and swing tub at the end of each day.
Metallurgy Mill Production Supervisor
- Accustomed to working away from home.
- Accustomed to 12-hour day and night shifts.
- Work well in a team environment as part of a 12-man crew. As a supervisor I take the approach of leading by example.
- Hard working and reliable.
- Takes instructions well.
- Proactive in my approach to my work.
- Make sure all group isolation are on correctly, all permits are in place and used correctly.
- Communicate with mining on the Run of Mine (ROM) when there is a blend change, head grade fluctuations and dust issues.
- Report to daily meetings about, safety, critical issues (damaged or faulty equipment etc), KPI targets, what happened in the previous 24 hours and what is planned for the future.
- Report incidents, daily workplace safety observations, hazard reports and monthly area safety inspections.
- Put in and close out work orders.
- 6 monthly performance reviews on crew members.
- Monitor areas by PI trends.
Ore Preparation Supervisor
- In 2017 I was promoted to the Ore Prep Supervisor (I have since been promoted to Metallurgy Mill Production Supervisor).
- Overlook and run a 12-man crew.
- Manage crew member's rosters and flight changes.
- Manage production and safety targets.
- Work with the Human Resources department and Management when issues arise with employees including implementing disciplinary action when required.
- Mentored Indigenous trainees on my crew and assisted them in achieving their training goals.
- Work closely with metallurgist on blend changes, head grade expected for different types of ore and screen panel sizing.
- Knowledgeable with all crusher equipment, including but not limited to vibrating grizzly, primary jaw crusher, primary and secondary screens, secondary crusher and 2 x tertiary crushers, conveyor belts and feeders and identifying and reporting on any maintenance or production issues.
- Completing crusher daily checks of conveyors and rollers, crusher gaps and adjusting to meet targets, check crushers for damage or hydraulic oil leaks, crusher hydraulic oil levels, screens for wear, feeders and general clean up.
- Completing weekly crusher shutdowns to inspect and replace worn parts on primary and secondary screens, inspect and clean spider arms on secondary and tertiary crushers, change out damaged rollers and delegate and/or attend to any maintenance or electrical repairs that need doing.
- Knowledgeable with all HMP equipment including but not limited to conveyor belts, feeders, feed prep screen, floats screen, sinks screen, dewatering screen, sumps, pumps, cyclones, magnetic separators, ferro silicon, floc station and a thickener.
- Completing HMP daily checks, conveyors and rollers, screens and spray on screens, gland water on pumps, floc station, 4 x samples for lab results, any damage or leaks, manual sg on ferro silicon and general clean up.
- Tailing dam checks, inspect tails line from mill to pour point at tails dam, report tails line inspection on computer (date, time, what pour point on, any actions required), move pour points when requested, replace burst disc when blown and pump tails return to mill when required.
Level 1 Production/Mill Operator
- Read and understand MSDS sheets about the use of chemicals.
- Wearing correct PPE for certain jobs and chemicals.
- Maintaining a clean and safe work area from slips and trips.
- Handling of chemicals including copper, xanthates, dextrin, gardi and floc.
- Mixing of reagents to keep up with production.
- Logging chemicals, dates, SG, and cells where copper is transferred to.
- Taking samples of copper and xanthates for the lab.
- Daily use of forklift.
- Monitoring water treatment plant daily.
Primary Grinding and Regrinding Circuit Area
- Use of correct PPE and safety equipment when required.
- Operate grinding circuit mills consisting of a Sag Mill, Ball Mill, Verti Mill, 2 x M10000 Regrind Mills, 2 x M5000 Regrind Mills and 4 x M3000 Regrind Mills.
- Monitor and visual checks in grinding area, primary cyclones overflow and underflow density, feeders, conveyer belts and rollers, feed chute, hoppers, screen deck, Verti Mill density, pumps and gland water, regrind cyclones, regrind cyclone packs sized once a swing, media bins are full, mills and gland water, sump pumps working, blackjack tests on Sag Mill, etc.
- Use of EWP to complete tasks.
- Use of bobcat and IT to clean up spillage.
- Loading steel in Sag Mill and Ball Mill.
- Loading recycled media off conveyer belt with magnetic belt to charge up the Verti Mill.
- Start up and shut down Sag Mill, Ball Mill, Verti Mill and all Regrind Mills.
- Service Primary Cyclones as required.
- Service Regrinds Cyclones and unblock when required.
- Change over pumps to stand by pumps as required.
- Use of gantry crane.
- Charge up mills after service.
Dewatering and Filtration Area
- Use of correct PPE and safety equipment when required.
- Running and operating of 3 filters larox filters.
- Changing filter cloths as required.
- Completing log sheets regularly.
- Run filters to maximise production targets.
- Change HP hoses when blown.
- Delegate maintenance repairs to tradesman.
- Filter bulk con, Zinc Con and Lead Con.
- Run and operate 4 stock tanks.
- Run and operate 5 thickeners.
- Control floc to thickeners and adjust according to the clarity, density and how the thickeners look.
- Checks on pumps and gland water.
- Housekeeping and cleaning of area.
Control Room
- Weekly Safety check of Emergency siren, radio, phone and pagers.
- Emergency Procedure ready always as all Emergency go through Control Room until Emergency Response Team or Paramedics arrive.
- Monitor the whole concentrator plant in every day run.
- Monitor alarms and inform Area Operator.
- Shutdown and start up the whole concentrator plant.
- Work closely with the Metallurgist with the running of the concentrator plant to maximise production.
- Work closely with Superintendent, Supervisor, Area Operators Electricians and Maintenance to maintain a steady concentrator plant and prioritise jobs as they come up with normal operations and alarms.
- Work closely with the Ore Prep Crusher Control Room to monitor different types of Ore blends.
- Record production operation daily.
Flotation Area
- Work closely with the Metallurgist with the running of the Floatation Circuit to maximise production.
- Monitor and visual checks on Rougher and Cleaner Cells for performance, overdosing of reagents, cells pulping, pills or darts are stuck, dead cells, etc.
- Manual checks on reagents to make sure reaching set value on DCS and SG is within range of targe.
- Work closely with the Ore Prep Crusher Control Room to monitor different types of Ore blends as the head grade will change and must set the Rougher and Cleaner Cells different depending on ore blend.
- Monitor the OSA numbers and move reagents accordingly, if anything looks out of the ordinary do visual checks before any moves.
- OSA samples done every shift and taken to Lab to make sure OSA numbers are within range.
- Service Pre-Cyclones and unblock as required.
Education
High School -
Woree State High School
Cairns, Queensland01.1998
Skills
- Ore Handling and Processing
- Mineral Recovery Techniques (Flotation, Leaching, etc)
- Slurry Pumping & Pipeline Systems
- Water Balance and Slurry Management
- Environmental Monitoring and Compliance
- Hazardous Materials Handling
- Plant Operations Management
- Tailings Dam Facility Management
- Production Planning & Optimization
- Process Control and Monitoring Systems
- Adaptability to change
Certification
- QLD HR truck licence
- OPB – Truck Concrete Placing Boom (Boom Ticket)
- LF – Forklift Truck
- WP Boom – Type Elevating Work Platform
- Boat licence
- RIICOM301D – Communicate Information, S1
- RIIRIS301D – Apply risk management processes, S2
- RIIWHS301D – Conduct safety and health investigations, S3
- RIIHAN305D – Operate a Gantry or Overhead Crane
- RIIMPO208A – Operator Support Equipment, Wheel Loader with Attachments
- RIIMPO334D – Conduct skid steer loader operations using attachments
- RIIWHS204D – Work Safety at Heights
- RIIWHS202D – Enter Confined Space
- MSMWHS217 – Gas test atmospheres
- RIIMPO319A - Conduct backhoe/loader operations
- RIIMPO320A - Conduct civil construction excavator operations
- RIIMPO321A - Conduct civil construction wheeled front loader operations
- TAESS00015 – Enterprise Trainer and Assessor Skill Set
- CPCWHS1001 - Prepare to work safely in the construction industry (construction white card)
Timeline
Metallurgy Department Processing Operator
Woodlawn Mine
02.2025 - Current
Concrete Pump Linesman/Operator
Cairnscrete Concrete Pumping
09.2024 - 12.2025
Metallurgy Department Trainer and Isolation Officer
McArthur River Mine
04.2010 - 09.2024
Labourer
CEC Group
01.2008 - 01.2010
Concrete Pump Linesman/Operator
Various
01.2004 - 01.2007
Ore Preparation Supervisor
Level 1 Production/Mill Operator
Primary Grinding and Regrinding Circuit Area
Dewatering and Filtration Area
Control Room
Flotation Area
Metallurgy Mill Production Supervisor
High School -
Woree State High School
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